Detection rules › Sigma

Security Event Logging Disabled via MiniNt Registry Key - Registry Set

Severity
high
Author
Swachchhanda Shrawan Poudel (Nextron Systems)
Source
upstream

Detects the addition of the 'MiniNt' key to the registry. Upon a reboot, Windows Event Log service will stop writing events. Windows Event Log is a service that collects and stores event logs from the operating system and applications. It is an important component of Windows security and auditing. Adversary may want to disable this service to disable logging of security events which could be used to detect their activities.

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1112 Modify Registry
Defense EvasionT1112 Modify Registry, T1562.002 Impair Defenses: Disable Windows Event Logging

Event coverage

ProviderEvent IDTitle
Sysmon13RegistryEvent (Value Set)

Stages and Predicates

Stage 1: selection

TargetObject: 'HKLM\System\CurrentControlSet\Control\MiniNt\(Default)'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
TargetObjecteq
  • HKLM\System\CurrentControlSet\Control\MiniNt\(Default)